EP 3951455 A4 20220629 - OPTICAL FILM SET AND OPTICAL LAYERED BODY
Title (en)
OPTICAL FILM SET AND OPTICAL LAYERED BODY
Title (de)
OPTISCHER FILMSATZ UND OPTISCHER MEHRSCHICHTKÖRPER
Title (fr)
ENSEMBLE DE FILMS OPTIQUES ET CORPS MULTICOUCHE OPTIQUE
Publication
Application
Priority
- JP 2019066163 A 20190329
- JP 2020010588 W 20200311
Abstract (en)
[origin: EP3951455A1] An optical film set includes a first optical film provided with a first gluing agent layer and disposed on a viewing side of an optical element via the first gluing agent layer; and a second optical film provided with a second gluing agent layer and disposed on a rear surface side of the optical element via the second gluing agent layer. A first glass film having a thickness of 50 µm or more and 150 µm or less is disposed on a viewing side surface of the first optical film. A thickness of the second gluing agent layer is 50 µm or more and 200 µm or less.
IPC 8 full level
G02B 5/30 (2006.01); B32B 7/023 (2019.01); B32B 7/12 (2006.01); B32B 17/06 (2006.01); B32B 17/10 (2006.01); G02B 1/14 (2015.01); G02F 1/1335 (2006.01)
CPC (source: EP KR US)
B29D 11/00788 (2013.01 - EP); B32B 7/023 (2018.12 - KR); B32B 7/12 (2013.01 - EP KR); B32B 17/06 (2013.01 - EP); B32B 17/10 (2013.01 - US); G02B 1/14 (2015.01 - EP KR); G02B 5/3041 (2013.01 - EP KR US); G02B 5/3083 (2013.01 - KR); G02F 1/133531 (2021.01 - US); G02F 1/1335 (2013.01 - EP); G02F 1/133528 (2013.01 - EP); G02F 1/13363 (2013.01 - EP); G02F 2201/503 (2013.01 - EP); G02F 2202/28 (2013.01 - EP)
Citation (search report)
- No further relevant documents disclosed
- See references of WO 2020203128A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3951455 A1 20220209; EP 3951455 A4 20220629; CN 113646675 A 20211112; JP WO2020203128 A1 20201008; KR 20210145743 A 20211202; TW 202043023 A 20201201; US 2022155509 A1 20220519; WO 2020203128 A1 20201008
DOCDB simple family (application)
EP 20785274 A 20200311; CN 202080025420 A 20200311; JP 2020010588 W 20200311; JP 2021511342 A 20200311; KR 20217030559 A 20200311; TW 109109554 A 20200323; US 202017598589 A 20200311